It's tradition. Once a Bijūs number of tails corresponds with its Jinchūrikis age they must give them abilities to protect themselves and the Bijū in the process. However, it is only on the Jinchūrikis birthday of the correspondent number of tails they are allowed to be given abilities by their Bijū. Now, let's follow Naruto Uzumaki as he paves his road to changing the Ninja World.
Naruto - Rated: M - English - Adventure/Romance - Chapters: 3 - Words: 6,198 - Reviews: 14 - Favs: 80 - Follows: 106 - Updated: 11/23/2015 - Published: 11/22/2015 - [Naruto U., Temari]